ADP2102YCPZ-1-R7 데이터 시트보기 (PDF) - Analog Devices

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ADP2102YCPZ-1-R7

Low Duty Cycle, 600 mA, 3 MHz Synchronous Step-Down DC-to-DC Converter

Analog Devices 

ADP2102

SPECIFICATIONS

VIN = 3.6 V, EN = VIN, MODE = VIN, TA = 25°C, unless otherwise noted. Bold values indicate −40°C ≤ TA ≤ +85°C.1

Table 1.

Parameter

INPUT CHARACTERISTICS

Input Voltage Range2

Undervoltage Lockout Threshold

Undervoltage Lockout Hysteresis

OUTPUT CHARACTERISTICS

Output Voltage Range

Output Voltage Range

Output Voltage Initial Accuracy

Load Regulation

Line Regulation

FEEDBACK CHARACTERISTICS

FB Regulation Voltage

FB Bias Current

FB Impedance

CURRENT CHARACTERISTICS

Operating Current

Shutdown Current

Output Current

LX (SWITCH NODE) CHARACTERISTICS

LX On Resistance

LX Leakage Current

LX Minimum Off-Time

LX On-Time

Valley Current Limit

ENABLE, MODE CHARACTERISTICS

EN, MODE Input High Threshold

EN, MODE Input Low Threshold

EN, MODE Input Leakage Current

SOFT START PERIOD

THERMAL CHARACTERISTICS

Thermal Shutdown Threshold

Thermal Shutdown Hysteresis

Conditions

VIN rising

ADP2102-xx

ADP2102-ADJ

ADP2102-xx, TA= 25°C, ILOAD = 0 mA

ADP2102-xx, −40°C ≤TA ≤ 85°C, ILOAD = 0 mA

VOUT = 0.8 V to 1.875 V, ILOAD = 0 mA to 600 mA

VIN = 2.7 V to 5.5 V, ILOAD = 10 mA

ADP2102-ADJ

ADP2102-ADJ, ADP2102-0.8

ADP2102-xx

ADP2102 PSM mode, ILOAD = 0 mA

EN = 0 V

ADP2102, VIN = 2.7 V to 5.5 V

P-channel switch, ILX = 100 mA

N-channel synchronous rectifier, ILX = 100 mA

VIN = 5.5 V, VLX = 0 V, 5.5 V

ADP2102-xx, ADP2102-ADJ

ADP2102-0.8

ADP2102-1.0

ADP2102-1.2

ADP2102-1.25

ADP2102-1.375

ADP2102-1.5

ADP2102-1.8

ADP2102-1.875

ADP2102-ADJ-1.2

ADP2102-ADJ-1.5

ADP2102-ADJ-1.875

ADP2102-ADJ-3.3 (VIN = 5 V)

VIN = 5.5 V, EN = MODE = 0 V, 5.5 V

Min Typ Max Unit

2.7

5.5

V

2.2

2.4 2.5

V

220

mV

0.8

1.875 V

0.8

3.3

V

−1

+1

%

−2

+2

%

0.5

%

0.3

%

784 800 816 mV

50

nA

375

kΩ

70

99

μA

0.01 1

μA

600

mA

325 600 mΩ

200 400 mΩ

1

μA

100

ns

55

87

105

ns

70

107 135 ns

100 131 160 ns

103 133 169 ns

135 165 195 ns

150 182 210 ns

180 220 260 ns

190 237 270 ns

80

131 170 ns

155 177 210 ns

200 226 275 ns

198 238 270 ns

1

A

1.3

V

0.4

V

1

μA

250 500 800 μs

150

°C

15

°C

1 All limits at temperature extremes are guaranteed via correlation using standard statistical quality control (SQC).

2 The input voltage (VIN) range over which the rest of the specifications are valid. The part operates as expected until VIN goes below the UVLO threshold.

Rev. B | Page 3 of 24

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